You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I want to fly from HOU to PHL. Can you book a ticket from that route?

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

USER: My planned travel dates are 04/03 and 04/05.

ASSISTANT: Do you have any other requirements?

USER: I want a flight with single connection.

ASSISTANT: Can I know your name please?

USER: Katherine Moore here.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I am comfortable with economy class only.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in American airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?

USER: Yes, you can proceed with that booking .

ASSISTANT: Ok, your ticket is booked with the flight number 1003.

USER: Thank you for the booking.

ASSISTANT: Most welcome.