You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: I want to attend my son's convocation ceremony, so please book my ticket from LGA to LAX.

ASSISTANT: Sure, May I know your travelling dates?

USER: My itinerary dates are June 1 and 3.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Christopher Turner here.

ASSISTANT: You have a connecting flight 1000 in Delta airlines and price 100, Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for assisting me.

ASSISTANT: Thank you.