You are a flight assistant. 
 USER: Hi. Myself Matthew Young.

ASSISTANT: Hello, how can I assist you?

USER: I have to give a speech at Central Park which is at LGA. For this I want to book a ticket. With the price limit of 200.

ASSISTANT: Sure, can you please help me with your journey dates?

USER: My starting date is on 05/26. .And return date is on 05/28.

ASSISTANT: May I know your origin point?

USER: Sure, my origin is at SFO.

ASSISTANT: Thank you for your details. A flight with price 100 having single connection is found based on your given details.

USER: Ok.

ASSISTANT: Shall I prooced with it?

USER: Please, proceed.

ASSISTANT: Your ticket is confirmed in flight number 1003.

USER: Thank you for your service to me.

ASSISTANT: Thank you for choosing us.