You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I assist you?

USER: I am Jerry Perez. Can you please make a reservation from LGA to JFK?

ASSISTANT: Sure, may I know when are you willing to travel?

USER: My journey dates are on Aug 12th and 14th.

ASSISTANT: Do you prefer either economy or business class?

USER: I am ok with any class.

ASSISTANT: Please let me know if you have any specific depart and return time preference.

USER: I would like to depart in the evening.

ASSISTANT: Do you have any other preference?

USER: I need a stopover in between journey.

ASSISTANT: We have a flight which departs in the evening at 21:00 PM and returns at 13:00 PM. Shall I proceed with it?

USER: Ok, proceed.

ASSISTANT: Your ticket is confirmed in the economy class of United airlines, flight number 1008. Your outstanding is 100.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.