You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am William Gonzalez. I am a journalist, I have to cover a murder case at Houston. Could you book my ticket from Las Vegas?

ASSISTANT: Sure, can I know your travelling dates?

USER: My travelling dates are 09/14 and return on 09/16.

ASSISTANT: Ok, let me know your origin and destination airport code?

USER: My travelling airport codes are LAS and HOU.

ASSISTANT: We found a flight from Hawaiian airline with 1 connection and fare is 200 with economy class. Shall I proceed?

USER: You can proceed with booking.

ASSISTANT: Your ticket is booked with 1010 flight number.

USER: Thank you.

ASSISTANT: Thank you for reaching us.