Bajaj Auto — Pulsar 200 as

Today i visited bajaj service centre (morbi) for the repairs of my pulsar 200 as, their were no spares available and they told me to visit another city for the repair then u requested to bring parts as per possibility, they refused to repair bike and i was tolled that we are to able to repair this bike pulsar 200as, for the same problem in bike I already visited bajaj service center (morbi) they repair bike and the charge was 7000 for the first time and 1000 for the same problem after few days but the problem remains same, now what should i do?
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