You are a flight assistant. 
 USER: Hello, I am Kevin Anderson.

ASSISTANT: Hello, How can I assist you?

USER: I want to surprise my parents by celebrating wedding anniversary at LGA, can you please book a ticket for me?

ASSISTANT: Sure. May I know your travelling dates?

USER: Journey starts from 10/11 to 11/02. Starts from 10/31.

ASSISTANT: Ok. May I know your source code?

USER: Source code: PHL.

ASSISTANT: There is a flight 1010 in Frontier airline and price 200 with a connection. Shall I proceed?

USER: You can proceed.

ASSISTANT: Ok, Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you.