You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you for the day?

USER: I am Christine Clark. Can you book a flight ticket from DTW to OAK?

ASSISTANT: Sure, when are you planning to depart and return on?

USER: I would like to take off on Oct, 7 and need to return on Oct, 9.

ASSISTANT: Thank you for your details, we found a connecting flight 1007 in Southwest airline the price is 100 with a class economy. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.