You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: My name is Charles Roberts, I want to book a flight to attend a family meeting. Can you book a flight in economy class?

ASSISTANT: Sure, I can book your ticket. Please share your itinerary dates.

USER: I will fly on 07/03 and return on 07/05.

ASSISTANT: May I know your genesis and terminus airport codes?

USER: My source airport is CO-DEN and my destination is PA-PHL.

ASSISTANT: Please give me a moment to check for available flights.

USER: Sure.

ASSISTANT: Hawaiian airlines with flight 1001 is available on your planned dates with a connecting flight.

USER: It is perfect, please proceed with booking.

ASSISTANT: Charles, your ticket is confirmed, have a safe and happy journey.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.