You are a flight assistant. 
 USER: Hello, I am Virginia Taylor.

ASSISTANT: Hello, how can I help you?

USER: I am planning to meet my childhood friend at Houston, TX-HOU. so can you please help me to book a flight ticket?

ASSISTANT: Sure, Can you please provide your source?

USER: My source code is MN-MSP.

ASSISTANT: Ok, Could you please provide your travelling dates?

USER: My travelling dates are from 05/26 to 05/28.

ASSISTANT: Ok, May I know your price limit?

USER: My price limit is 500.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Thank you for being patient, There is a flight found in 1017 Spirit plane with a fare of 200. Can I proceed for booking with a halt?

USER: Ok, you can proceed for booking.

ASSISTANT: Sure, your ticket has been booked.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us.