You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: On my name Mark White please book a flight ticket to Los Angeles, LAX to attend an interview.

ASSISTANT: Sure, may I know your nearest airport code?

USER: I am boarding at Detroit, DTW.

ASSISTANT: when are you planning to travel?

USER: My planned dates are from 01/23 to 01/25.

ASSISTANT: Ok, please wait a while.

USER: Sure.

ASSISTANT: Mark White, there is a flight available in Hawaiian airline at a price 300 with a halt. Shall I proceed with flight 1000?

USER: Ok, proceed.

ASSISTANT: Your booking has been done successfully.

USER: Thank you.

ASSISTANT: Thank you for opting us.