You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Nicholas Lewis, want to travel from SFO to PHL. Please help me.

ASSISTANT: Sure, may I know your trip dates please?

USER: My trip dates are from 11/22 to 11/24.

ASSISTANT: Do you have any other requirements?

USER: Make sure, my departing time should be in the morning with 1 connection.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Delta airlines and the fare of your flight will be 200. Do you like me to proceed your booking with this flight?

USER: Please proceed.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you.

ASSISTANT: Most welcome.