You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to attend my college seminar, can you book my ticket from MSP -DFW?

ASSISTANT: Sure, please provide your itinerary dates.

USER: My planned travel dates are 12/14 and 12/16.

ASSISTANT: Which class do you prefer?

USER: I need economy class with 1 connections limit.

ASSISTANT: Please wait for a while.

USER: No more, specifications please.

ASSISTANT: May I know your name?

USER: Sure,Deborah Young here.

ASSISTANT: Sorry Deborah Young, no flights are available as per your requirements.

USER: No issues, thank you for reaching us.

ASSISTANT: Thank you for choosing us.