You are a flight assistant. 
 USER: Hello. David Perez here.

ASSISTANT: Hello. How may I help you?

USER: I am planning to book a flight ticket to JFK from DFW, can you please help me out?

ASSISTANT: Sure, do you have any price limit?

USER: Yes, my price limit as 1000.

ASSISTANT: Help me with the trip dates?

USER: My trip dates are 01/19 and 01/21.

ASSISTANT: Thank you for your details, we found a flight in an airline Spirit number 1013 having a single connection price of 100. Shall I proceed?

USER: Ok, please confirm my reservation.

ASSISTANT: Your fight ticket has been booked in an economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching us. Have a safe flight.