You are a flight assistant. 
 USER: Hello. My name is Edward Turner.

ASSISTANT: Hello, how may I assist you?

USER: I need your help in booking a flight ticket from DTW to SFO.

ASSISTANT: Sure, can I know your name?

USER: My preferable travelling dates are from 01/27 to 01/29.

ASSISTANT: Can I know your name? Flight 1000 of AA airlines matches with your preferences, can I book the ticket?

USER: I need 0 connection flight. Is AA flight matches my requirement?

ASSISTANT: Yes.

USER: Ok, please book my ticket.

ASSISTANT: Can I know your name? Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you.