You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I need to buy a plane ticket from LGA to ORD. Please help me in that.

ASSISTANT: Sure, help me with the trip dates?

USER: My trip dates are from May, 05 to May, 07.

ASSISTANT: May I know your name please?

USER: Daniel Brown.

ASSISTANT: Do you have any preferences?

USER: I need a single connecting flight.

ASSISTANT: We found a flight in an airline Southwest with 1008 number having a single connection price of 100. Shall I reserve it for you?

USER: Please proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for opting us.