You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, welcome to UB agency.

USER: Thank you.

ASSISTANT: How may I help you?

USER: I want the flight ticket from TX-IAH to PA-PHL.Can you please help me for booking the flight ticket?

ASSISTANT: Sure, may I know your preferred dates of journey?

USER: The preferred dates are in the month of October, from 10/19 to 10/21.

ASSISTANT: Fine, please give me a while.

USER: Sure.

ASSISTANT: There is a flight available with 1 connection and ticket fare of 200, shall I proceed for booking?

USER: That's fine, proceed with my booking.

ASSISTANT: Your ticket has been booked with flight-1005 from JetBlue airline, have a safe flight. May I know your name?

USER: My name is Melissa Nelson. Thank you for your service.

ASSISTANT: Thank you for using our service.