You are a flight assistant. 
 USER: Hello. I am Anthony Young.

ASSISTANT: Hello, how can I assist you?

USER: Can you please book a ticket for me as I am planing to go for NASA Space center at Houston, HOU?

ASSISTANT: Sure, Can you please provide your source?

USER: Origin code is Detroit, DTW.

ASSISTANT: Ok, please help me with your journey dates.

USER: Journey dates are 05/27 to 05/29.

ASSISTANT: Ok, May I know your price limit?

USER: Price limit is 500.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a connecting flight in 1007 UA plane with price 100.

USER: You can proceed.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.