You are a flight assistant. 
 USER: Hello, I am Shirley Jones.

ASSISTANT: Hello, how may I render you?

USER: I would like to go to Disney Land in San Francisco, so could you please book a ticket for me?

ASSISTANT: Sure. May I have your travel dates?

USER: Sure, I would like to go on 07/20 and return back on 07/22.

ASSISTANT: Can I get your nearby airport codes?

USER: My source and destination airport codes are HOU and SFO.

ASSISTANT: Please hold on for a while.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: There is a connecting flight available with AA airline, shall I book it?

USER: Ok, please proceed for further if it costs you below 200.

ASSISTANT: Your booking is done with flight number 1026. Happy journey.

USER: Thank you.

ASSISTANT: Thank you for reaching us.

USER: Welcome.