You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Frank Martinez.

ASSISTANT: How may I guide you Frank?

USER: I thought of visiting Liberty Bell in my vacation, could you help me out?

ASSISTANT: Sure, can I know your source and destination airport codes?

USER: My source code is SFO and the destination code is PHL.

ASSISTANT: Are there any preferable dates for you to travel?

USER: My preferable dates are 02/08 and 02/10 respectively.

ASSISTANT: Ok, please give me some time so that I can check the availability of flights on your requested dates.

USER: Sure.

ASSISTANT: Yes, AA airlines is providing a service on the route from SFO to PHL with 1 connection, can I proceed?

USER: Please proceed with the booking.

ASSISTANT: Ok, your ticket is booked with the flight 1002.

USER: Thank you for your help.

ASSISTANT: Thank you, hope you enjoy your trip.