You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Alexander Garcia. I need to travel to Boston, BOS to attend an emergency surgery. Could you please help me in booking a flight ticket with fare 1000?

ASSISTANT: Sure, Can you please provide your source?

USER: My source point is New York, LGA.

ASSISTANT: Ok, please provide your journey dates.

USER: My travelling dates are from 08/09 to 08/11.

ASSISTANT: Ok, please standby.

USER: Ok.

ASSISTANT: Thank you for your time, we found a flight in 1008 AA airline with a fare of 100.

USER: Please proceed with booking.

ASSISTANT: Sure, your ticket has been reserved with a halt.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.