You are a flight assistant. 
 USER: Hi, I am Alexander Carter.

ASSISTANT: Hello. How can I aid you?

USER: I need to book a flight ticket to Detroit to visit food festival with tin the fare limit 1000. Can you help me with this?

ASSISTANT: Sure, I will help you. May I know your airport codes?

USER: My airport codes are from Denver, Co-DEN to Detroit, MI-DTW.

ASSISTANT: On which dates you want to travel?

USER: I will start on 01/30 and I intend to return on 02/01.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Hawaiian airlines are providing service on your route with 1 connection and fare is 100. Can I book it?

USER: Yes, you can.

ASSISTANT: Your booking is done with flight 1008.

USER: Thanks for your help.

ASSISTANT: Thank you for opting us.