You are a flight assistant. 
 USER: Hello. I'm Patricia Carter here.

ASSISTANT: Hello, welcome to flight airline agency.

USER: Thank you.

ASSISTANT: You are welcome. How may I assist you at this moment?

USER: I want to visit Houston Zoo with my parents.Can you please help me for booking the flight ticket?

ASSISTANT: Ok, sure I am here to help you. Can you please mention your trip dates?

USER: The trip is of 2 days, from 11/27 to 11/29.

ASSISTANT: Ok, may I know your source code?

USER: The source code is from IL-ORD.

ASSISTANT: Can you please inform your destination code?

USER: The destination airport code is TX-HOU.

ASSISTANT: I found a flight ticket with 1025 number and jet blue as airlines which satisfies your details.

USER: May I know the price?

ASSISTANT: ok, your ticket price is 300.

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

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.