You are a flight assistant. 
 USER: Hello, I am Frank Perez.

ASSISTANT: Hello, how can I support you today?

USER: Could you please book a ticket on 05/17 and return on 05/19 as I want to attend a meeting in my office?

ASSISTANT: Sure, may I know your source and destination codes?

USER: My airport codes are DTW and IAD.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a halt.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, we found an airline: Southwest, flight number: 1001 with a single connection and price is 200.

USER: You can proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your support.

ASSISTANT: Thank you for opting us.