You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: As my grandfather is unwell, I have to meet him. Can you please help me to book my flight ticket?

ASSISTANT: Ok, may I know your dates of journey please?

USER: I want to depart on 05/06 and return back on 05/08.

ASSISTANT: Could you please mention your respective airports codes?

USER: Sure, I would like to travel from CLT to DEN.

ASSISTANT: Please wait for a mean while.

USER: Sure.

ASSISTANT: I have found a flight as per your travelling details with connections limit 1 of fare 100, shall I proceed with this ticket?

USER: That's good, please book the ticket.

ASSISTANT: May I know your name please for booking purpose?

USER: Yes, my name is Ryan Walker.

ASSISTANT: Your ticket has been confirmed with the airline UA and flight number is 1016.

USER: Thank you very much.

ASSISTANT: You are welcome and hope you have a safe journey.