You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I want to book a ticket from LGA to PHL, can you help me?

ASSISTANT: May I know your trip dates?

USER: My travel dates are 05/31 and 06/02.

ASSISTANT: Do you prefer any specifications?

USER: I prefer a connecting flight.

ASSISTANT: May I know your name?

USER: I am Alexander Baker.

ASSISTANT: Southwest airlines providing a connecting flight in economy class.

USER: You can book it.

ASSISTANT: Your booking is done.

USER: Thank you for booking.

ASSISTANT: Thank you.