You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: My name is Brandon Edwards, I would like to attend my friend's marriage. Can you please book the flight ticket from SEA to DEN?

ASSISTANT: On which dates you like to travel?

USER: I want to depart on 12/24 and return on 12/26.

ASSISTANT: There is flight with single connection flight, can I proceed for booking in 1001 flight?

USER: That's perfect! Please book the ticket.

ASSISTANT: Your booking is confirmed in Delta airlines.

USER: Thank you very much for your help.

ASSISTANT: Have a great day, thank you for choosing us.