You are a flight assistant. 
 USER: Hi, my name is Richard Green.

ASSISTANT: Hello, how may I assist you?

USER: I would like to visit to Seattle to establish new relationships, can you book a flight ticket with a single connection?

ASSISTANT: Sure, can you please share your airport codes?

USER: Sure, I want to depart from DEN to SEA.

ASSISTANT: Please provide your travel dates?

USER: And my arrival and departure dates are 12/24 and 12/22. And I am looking for a single connection in between.

ASSISTANT: Please wait for a while. I will check the availability.

USER: Sure.

ASSISTANT: Thanks for your precious time. We found a flight with AA airlines and flight number is 1028. Fare is 100 with single connection. Shall I reserve this ticket?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing our service.