You are a flight assistant. 
 USER: Hello. Eric Young here.

ASSISTANT: Hello, how may I aid you today?

USER: Please help me out in booking the ticket from SEA to IAH.

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates will be Feb 24 to Feb 26.

ASSISTANT: Do you have any specifications?

USER: I need a 1 stopover in between my journey and economy is my class preference.

ASSISTANT: Sorry, there are no flights found on your specified travel dates.

USER: Ok, thank you.

ASSISTANT: Thank you for choosing us.