You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am looking for a flight from LGA to PHL, can you please help me in booking?

ASSISTANT: Sure, can you share your trip dates?

USER: My travelling dates are Mar 29 and Mar 31.

ASSISTANT: May I know your name?

USER: My name is Gregory Green.

ASSISTANT: Do you have any preferences?

USER: I need a connecting flight.

ASSISTANT: There is a connecting flight with number 1007 in airline Southwest, the fare is 100 in economy class. Can I book it?

USER: Please proceed.

ASSISTANT: Your ticket is reserved.

USER: Thank you for booking.

ASSISTANT: Thank you for opting us.