You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Catherine Allen here.

ASSISTANT: How can I assist you?

USER: I have planned to visit Philadelphia for a business meeting, so can you please help me out with booking of a flight ticket?

ASSISTANT: Sure, can I know your travel dates?

USER: Sure, my boarding is on 10/16 and please book a return ticket on 10/18.

ASSISTANT: Please share your airport codes.

USER: I want to travel from BOS to PHL.

ASSISTANT: The flight 1005 of Southwest airlines is perfectly matching with your requested dates with a price of 100.

USER: Yes, I am ok with this, you can proceed with booking.

ASSISTANT: Shall I proceed?

USER: Yes, you can.

ASSISTANT: Allen, your reservation has done successfully.

USER: Thank you for your great help.

ASSISTANT: You are welcome.