You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking my flight ticket from IAD to LAX?

ASSISTANT: Sure, can I know your travelling dates?

USER: My planned travel dates are Dec 30 to Jan 01.

ASSISTANT: On which name should I reserve the flight ticket?

USER: Myself, Emily Lopez.

ASSISTANT: Do you have any connection limit?

USER: Yes, I prefer a connection in my journey.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: We found Spirit airline with price 100 and economy class and airline number is 1000 with arrival time is 17:00 hours and departure time is 0:00 hours, Shall I proceed for booking?

USER: Ok, please go ahead.

ASSISTANT: Your ticket is booked.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.