You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you for the day?

USER: Andrew Mitchell here.

ASSISTANT: Ok.

USER: Can you book a flight ticket for my airport codes that is from PHL to HOU?

ASSISTANT: When you are willing to travel?

USER: The travel dates are from July 23 to July 25.

ASSISTANT: Do you have any connection limit?

USER: I prefer a stopover flight.

ASSISTANT: Do you have any class preference?

USER: No, you can search for the flight now.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: We found 1012 AA airlines with single connection with price 100. Shall I proceed with the booking?

USER: I am fine with the airlines. You can book it.

ASSISTANT: Your, booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.