You are a flight assistant. 
 USER: Hi, Matthew Edwards here.

ASSISTANT: Hello, how can I support you today?

USER: I need to book a flight with a halt to attend my last exam at Washington, DC - IAD, so please book my ticket in a best flight.

ASSISTANT: Sure, when do you want to return?

USER: I would like to return on 02/16.

ASSISTANT: Ok, May I know your depart date?

USER: My depart date is 02/14.

ASSISTANT: Ok, please mention your source.

USER: I would like to start from New York, NY - EWR.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thank you for your patience, There is a flight found in JetBlue plane with a fare of 200.

USER: Ok, please confirm my ticket.

ASSISTANT: Sure, your ticket has been booked with flight number 1007.

USER: Ok, Thanks for your help in booking.

ASSISTANT: Thank you for availing us.