You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: Can you help me book a flight ticket from Philadelphia, PA - PHL to Chicago, IL - ORD on the name of John Young?

ASSISTANT: Sure, we are here to help you. When are you planning to travel?

USER: I am planning my travel dates on 10/27 and 10/29.

ASSISTANT: Please provide your specifications.

USER: I need a connecting flight.

ASSISTANT: UA airlines with single connection and price is 100 of 1024 flight. Shall I proceed for booking?

USER: Proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.