You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today?

USER: I am Mark Phillips, currently I am staying in DFW to attend a business meeting in PHL, can you help me to book a flight ticket?

ASSISTANT: Sure, may I know your preferable dates to get a flight for you?

USER: My preferable travel dates are 07/13 and 07/15.

ASSISTANT: Please wait a minute, let me check the flight.

USER: Sure.

ASSISTANT: Thanks for your time, there is a flight-1003 with connection 1 and price 200 of JetBlue airline.

USER: You can proceed.

ASSISTANT: Ok, your ticket has been done.

USER: Thanks for your help and information.

ASSISTANT: Welcome, have a safe flight.