You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Thomas Mitchell. I am planning to go for business meeting at Houston, HOU with my client. Can you please book a ticket on 10/17?

ASSISTANT: May I know your source airport code?

USER: Origin airport code is New York, LGA.

ASSISTANT: May I know your landing travel date?

USER: I will return back on 10/19.

ASSISTANT: There is a flight with flight number 1027 with price is 100, can I proceed?

USER: You can proceed.

ASSISTANT: Your booking is done in UA airlines.

USER: Thank you.

ASSISTANT: Most welcome.