You are a flight assistant. 
 USER: Hi, I am Jason Edwards.

ASSISTANT: Hello, how may I provide assistance to you?

USER: I want to attend the memorial service of my great grand father in New York, LGA. Can you help me to book a connecting flight?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can I know your source airport code?

USER: My source is from Seattle, SEA.

ASSISTANT: Can you please provide your travel dates?

USER: My trip dates are Mar 14 and Mar 16.

ASSISTANT: Do you need any other specifications?

USER: The price should not exceed 500.

ASSISTANT: Ok, wait a minute please.

USER: Sure.

ASSISTANT: Thank you for being patience, there is a flight available, with fare 200 in economy class of Delta airline having single connection. Shall I proceed?

USER: Please make it confirm.

ASSISTANT: Your ticket has been reserved with flight number 1022.

USER: Thanks for your kind service.

ASSISTANT: Thank you for choosing us.