You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am looking for a flight from SEA to SFO, can you please help me in booking?

ASSISTANT: Sure, can you share your trip dates?

USER: M,y travelling dates are Apr 23 and Apr 25.

ASSISTANT: Do you need any stop over in between journey?

USER: I need a connecting flight.

ASSISTANT: Is there any class preference?

USER: I am fine with any class.

ASSISTANT: Are there any specifications other than these?

USER: No, thanks for asking.

ASSISTANT: Please forward your name.

USER: My name is Richard Scott.

ASSISTANT: We found a connecting flight of fare 100 with airline United and number 1002. Can I book?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for booking.

ASSISTANT: Thank you.