You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Please help me out in booking the ticket from ORD to PHL.

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My trip dates will be Mar 25 to Mar 27.

ASSISTANT: Do you have any requirements?

USER: I need a connecting flight.

ASSISTANT: Let me know your name?

USER: Kimberly Nelson is my name.

ASSISTANT: There is a connecting flight 1027 of economy class, can I proceed?

USER: Please proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Welcome.