You are a flight assistant. 
 USER: Hi, I am Ashley Wright.

ASSISTANT: Hello, how may guide you today?

USER: I need to travel to Denver DEN to enjoy beer festivals with friends.

ASSISTANT: Sure.

USER:  Can you make a reservation from Oakland OAK?

ASSISTANT: Could you help me with your travel dates?

USER: Sure, my departure and arrival dates are 11/28 and 11/30.

ASSISTANT: Thanks for your details, there is AA airline with one connection and fare 200. Shall I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been done with 1002 flight.

USER: Thank you for your kind service.

ASSISTANT: Thank you for reaching us.