You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to book a direct flight to meet my mother and enjoy my day, can you help me with booking?

ASSISTANT: Please may I know your name?

USER: I am Michelle Carter.

ASSISTANT: May I know your travel dates?

USER: My travel dates are Nov 28 and Nov 30.

ASSISTANT: May I know your location of travel?

USER: My source and destination codes are OAK to DEN.

ASSISTANT: Do you have any preferences?

USER: No.

ASSISTANT: Are looking for any connecting flights?

USER: I have already mentioned.

ASSISTANT:   Your flight number is 1011 Frontier airlines, in economy class shall I proceed for booking.

USER: Please proceed.

ASSISTANT: Thank you, give me a while.

USER: Thank you.

ASSISTANT: Your booking is successfully done.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.