You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: My kids were bored with the daily routine schedule, so I want to make their mind refresh. I have decided to take them to a tour. Can you help me in booking a flight ticket?

ASSISTANT: Sure, may I know your travelling dates?

USER: My departing date is on 04/14 to 04/16.

ASSISTANT: Could you please help me with your airport codes?

USER: My starting point is Oakland CA-OAK and landing point is Detroit MI- DTW.

ASSISTANT: There is a UA 1011 airline with fare of 400. Is it ok for you?

USER: Ok. Please proceed.

ASSISTANT: May I know your name?

USER: Thomas King is my name.

ASSISTANT: Your booking has been confirmed on name of Thomas King.

USER: Thank you for reaching us.

ASSISTANT: Thank you for approaching us.

USER: Thank you.