You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you?

USER: I need to travel Denver, can you please reserve flight ticket from SEA and DEN?

ASSISTANT: Sure. Tell me your connection limit please?

USER: I need one connection limit.

ASSISTANT: Ok. May I know your name please?

USER: Myself Karen Roberts.

ASSISTANT: Now share your airport codes please?

USER: I have already mentioned above.

ASSISTANT: Tell me your travel dates please?

USER: My travelling dates are Aug,26 and Aug,28.

ASSISTANT: Do you have any other preferences?

USER: No, I don't have any specifications to mention.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Presently we have only  a direct flight that is spirit airlines.

USER: Please proceed with the reservation.

ASSISTANT: Yes, I have confirmed your flight ticket with flight number 1013.

USER: Thank you for reserving my flight ticket.

ASSISTANT: Thank you.