You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Carolyn Perez.

ASSISTANT: How can I help you at this moment?

USER: I want to book a flight from DEN to SEA to watch the live music concert of my favourite artist. Can you please help?

ASSISTANT: Sure, I will help you with that. Can you please mention your preferable travel dates?

USER: Thank you, I will start on Oct 17th and return back on Oct 19th.

ASSISTANT: Please give me a moment, I will check flight availability in this route as per your requested dates.

USER: Sure, take your time.

ASSISTANT: Sorry no flights are available in this route as per your requested dates.

USER: Oh, I may need to look for some other agent. Thank you for checking it.

ASSISTANT: Thank you for reaching us.