You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Margaret Hall here. Can you please help me in booking the ticket from LGA to OAK? As I'm planning to go for trekking competition at Oakland hills.

ASSISTANT: Sure. Can I know your travelling dates?

USER: Sure, my travel dates are 09/11 and 09/13.

ASSISTANT: Do you need any break? We found a South West airline, flight number:1000 and the price is 100.

USER: That's fine, please proceed for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you so much for your help.

ASSISTANT: Thank you for choosing us.