You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I would like to meet my cousins at Philadelphia, please help me in booking a ticket from PHL to PHL.

ASSISTANT: I am here to help you, please mention your travel dates too.

USER: My planned travel dates are on Aug 09 and Aug 11.

ASSISTANT:  Is there any another specifications on your trip, so that I can arrange like that only.

USER: I need a connecting flight.

ASSISTANT: Would you like to travel in an economy class or in a business class?

USER: Any class is comfortable for my journey.

ASSISTANT: There is a connecting flight-1001 with price 100, shall I proceed with AA airlines?

USER: Ok, please book the ticket with the name Charles Garcia.

ASSISTANT: Ok, booking is done with your name.

USER: Thank you for your help.

ASSISTANT: Welcome Charles Garcia.