You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: Myself Jacob Green. I need to visit Detroit to participate in dance event in college function so can you please help me with booking of flight ticket?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Sure, I would like to travel on dates of 10/16 and 10/18.

ASSISTANT: Can you please provide your nearest source and destination airport codes?

USER: Sure, I need to depart from BOS and landing in DTW.

ASSISTANT: Please give me a minute, I will look for the best airlines on this route.

USER: Sure, take your time.

ASSISTANT: Sorry, there is no flight available on your requested dates.

USER: Oh! It is sad to hear. Anyway, thank you for your information.

ASSISTANT: You are welcome. Thank you for reaching us.

USER: Most welcome.