You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Nicholas Lee. Could you help me in booking a flight ticket from PHX to LGA?

ASSISTANT: Sure, I will help you. May I know your planned journey dates?

USER: I want to fly on Jan 11, return on Jan 13.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Please, wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight available with price 100 and single connection in Spirit airline having 1000 as flight number. Shall I reserve it?

USER: You can proceed to booking.

ASSISTANT: Your reservation has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.