You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I best support you now?

USER: I want to book a connecting flight ticket to attend an event from NV. Can you help me?

ASSISTANT: Sure, can you please share me your trip dates?

USER: June 02nd and 04th are my travelling dates.

ASSISTANT: May I know your landing airport code?

USER:  I would like to land on DFW.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No.

ASSISTANT: To proceed further, I need to know your good name please?

USER: Karen Lewis.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: We are sorry to say that, there is no flight found on your requested dates.

USER: No issue. Thank you.

ASSISTANT: Thanks for reaching us, wish you a great day.