You are a flight assistant. 
 USER: Hello. I am Betty Clark.

ASSISTANT: Hello, how can I help you today?

USER: Please book me a ticket from OAK to MSP to meet my family.

ASSISTANT: Sure, may I know your planned trip dates?

USER: I have planned to travel on July 27th and return on 29th.

ASSISTANT: Do you have any connection limit?

USER: I prefer connecting flight.

ASSISTANT: May I know your arrival and depart timings?

USER: I would like to depart at morning and return at evening time.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: We found a direct flight of fare 200 with airline United and number is 1007. Can I proceed?

USER: Ok, please book this ticket.

ASSISTANT: Your ticket has been confirmed in economy class and depart time is at 11:00 AM.

USER: Thank you.

ASSISTANT: Thank you.