You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Melissa Garcia.

ASSISTANT: How may I be at your service now?

USER: I want to attend Auto Show at Chicago, ORD.

ASSISTANT: Ok. May I have your travelling dates?

USER: Can you help me in booking a flight ticket with in the price of 500? My travelling dates are from 02/02 to 02/04.

ASSISTANT: Kindly mention your source code please.

USER: I am boarding at New York, EWR.

ASSISTANT: Having any connection limit?

USER: I am Comfortable with any connection.

ASSISTANT: Thanks for waiting. We found a flight with 1 connection of price 200 in Hawaiian airline.

USER: Ok, Proceed.

ASSISTANT: Ticket has been reserved with 1001 flight.

USER: Thanks for your help.

ASSISTANT: Thank you.