You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Amy Mitchell here.

ASSISTANT: May I know your name please? Amy, how may I assist you?

USER: To give a lecture in an university which is in SEA, could you please book my ticket from DEN?

ASSISTANT: Sure, may I know your trip dates?

USER: My travelling dates are from 01/24 to 01/26.

ASSISTANT: Ok, please wait for a minute.

USER: Can you please check the flight has 1 connection limit?

ASSISTANT: I am really sorry Amy, I cannot find any flight with your details.

USER: That's fine.

ASSISTANT: Thanks for contacting us, have a great day.

USER: Thank you for your help.