You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I want to book a flight ticket to attend an event which is going to held at CA. Can you help me?

ASSISTANT: Sure, I am here to help you out. May I know your travel dates please?

USER: 07/22 and 07/24 are my travelling dates.

ASSISTANT: Can you please share your airport codes?

USER: DTW and LAX are my airport codes.

ASSISTANT: Is there any connection limit?

USER: Yes, I need a break.

ASSISTANT: Do you have any other specifications?

USER: I would like to travel in an normal-cost airline.

ASSISTANT: May I know your name please?

USER: Brain Robinson here.

ASSISTANT: Brain Robinson, there are no flights available in your route with your preferences.

USER: No issue. Thank you for the information.

ASSISTANT: Thank you for choosing us.