You are a flight assistant. 
 USER: Hello, I am Kathleen Miller.

ASSISTANT: Hello, how may I help you?

USER: I am planning to visit the Houston Zoo with my children, Can you book a ticket on 04/04?

ASSISTANT: Sure, may I know your airport codes?

USER: I would like to travel from Dallas & Fort Worth, TX - DFW. My destination airport code is TX - HOU.

ASSISTANT: Please share your return date of travel.

USER: My return date is on 04/06.

ASSISTANT: Ok, please wait a minute, I will revert you.

USER: Sure.

ASSISTANT: You have single connecting flight with Southwest airline. Your flight number is 1024. May I proceed to book with a price of 100?

USER: Ok, you can proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thanks for choosing our service.