You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How may I help you?

USER: I need your help in booking a flight ticket to Los Angeles, CA - LAX under 1000 fare.

ASSISTANT: Sure, what are your trip dates?

USER: 10/21 and 10/23 are my trip dates.

ASSISTANT: Help me with the source code?

USER: Denver, CO - DEN is my source code.

ASSISTANT: May I know your name please?

USER: Gregory Wright is my name.

ASSISTANT: We have found a Spirit airline of 1013 flight number with one connection of cost 100. Shall I reserve?

USER: Yes, please reserve.

ASSISTANT: Your flight ticket is booked. Thanks for reaching us.

USER: Thank you so much.