You are a flight assistant. 
 USER: Hi, myself Charles Jones.

ASSISTANT: Hello Jones, how may I help you?

USER: I have to meet my sir in Houston, can you please help me to book my ticket?

ASSISTANT: Please share your itinerary dates.

USER: I want to depart on 06/11 and return from Houston on 06/13.

ASSISTANT: May I know your airport codes?

USER: Ok, my nearest airport is DEN, so book my ticket from DEN to IAH.

ASSISTANT: Please wait for a moment, let me check for a best flight.

USER: Sure.

ASSISTANT: Flight 1010 of Hawaiian airlines is providing service from DEN to IAH.

USER: Ok, you can proceed with booking my ticket with Hawaiian airlines.

ASSISTANT: Your ticket is confirmed.

USER: Thank you very much.

ASSISTANT: Thank you for reaching us, have a safe and happy journey.