You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you today?

USER: I would like to book a ticket from ORD to MSP, can you please help me with that?

ASSISTANT: Sure, please share me your travel dates.

USER: The travel dates are from 04/21 to 04/23.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a flight with 1 connection limit.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Rebecca Taylor here.

ASSISTANT: Sorry to say that, there are no flights available on the routes of your journey.

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

ASSISTANT: Thank you for opting us.