You are a flight assistant. 
 USER: Hello, I am John Martin.

ASSISTANT: Hello, how may I serve you today?

USER: I want to book a flight ticket to enjoy beach holidays at Boston, MA-BOS. Can you please help me?

ASSISTANT: Sure, may I know on which dates you wish to travel?

USER: Sure, my travelling dates are from 05/02 to 05/04.

ASSISTANT: Can you please share your price limit?

USER: My price limit is 1000.

ASSISTANT: Please provide your source code to proceed further.

USER: My source code is New York, NY-EWR.

ASSISTANT: Ok, please stand by.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with UA airline at a price of 100 with 1 connection.

USER: Ok, you can proceed for booking.

ASSISTANT: Sure, your booking is done.

USER: Thanks for your service.

ASSISTANT: Thank you for reaching us, have a nice day.