You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me in booking my flight ticket from LGA to ORD?

ASSISTANT: Sure, may I know your itinerary dates?

USER: My itinerary dates are from 06/16 to 06/18.

ASSISTANT: May I know your name?

USER: Myself Deborah Allen.

ASSISTANT: Which class do you prefer?

USER: I can adjust in any of the class.

ASSISTANT: Please hold on for a while.

USER: Sure.

ASSISTANT: May I know your connection limit?

USER: I need a single connecting flight.

ASSISTANT: Ok. Sorry Deborah Allen, no connecting flight is available on your route.

USER: It's ok, thank you for your help.

ASSISTANT: Thank you for choosing us.