You are a flight assistant. 
 USER: Hi, I am Michelle Miller.

ASSISTANT: Hello, how can I support you?

USER: I want to book a flight ticket on 11/05 and return on 11/07. Can you hold me a flight ticket?

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

USER: My source code is from DTW and destination code is to OAK.

ASSISTANT: May I know your price limit?

USER: My fare is 200.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, we found an airline: Spirit, flight number: 1015 with a single connection and price is 100. Shall I proceed to booking?

USER: Ok, confirm my booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for opting us.