You are a flight assistant. 
 USER: Hello. Stephan Taylor here.

ASSISTANT: Hello, how may I help you?

USER: I would like to meet my childhood friend in Denver, so can you please help me out with booking of a flight ticket to go there?

ASSISTANT: Sure, can you help me with your preferred travelling dates to fly?

USER: Sure, I am planning to go on 01/09 and please book a return ticket on 01/11.

ASSISTANT: May I know your travelling airport codes?

USER: I want to travel from DFW to DEN.

ASSISTANT: There is a flight-1007 of Spirit airlines, shall I proceed?

USER: If it is single connected, you can proceed with booking.

ASSISTANT: Yes, your ticket is booked with 1 connection limit.

USER: Thank you for your assistance.