You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: Can you book a flight ticket from OAK to LGA to meet my grandparents?

ASSISTANT: Sure, can you please forward your journey dates?

USER: Apr, 29 and May, 1 are my preferable travel dates.

ASSISTANT: In which class you prefer to travel?

USER: I am comfortable with any class.

ASSISTANT: Do you prefer connecting or direct flight in your journey?

USER: I prefer to connecting flight.

ASSISTANT: May I know your name please?

USER: Virginia Johnson here.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: We found a  connecting flight with American airlines, flight number 1004, price is 100 in economy class. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for choosing us.