You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you for now?

USER: I am Robert Martin.

ASSISTANT: Welcome to our flight booking agency Robert. Robert Martin, what can I do for you?

USER: I need to book a ticket to meet my friend on 03/13 and return on 03/15.

ASSISTANT: Ok, please provide your travelling dates to me for checking with availability. May I know your desired airport codes?

USER: My travelling airport codes are DEN and LAS.

ASSISTANT: Ok, give me a moment to check.

USER: Sure.

ASSISTANT: Flight-1010 is available for you with 1 connection, can I book it? Your price will be 100 only.

USER: You can proceed with booking.

ASSISTANT: Ok, your booking is done. Thank you for reaching us.

USER: Thank you for your service.

ASSISTANT: Have a nice day.