You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Emma King.

ASSISTANT: How can I help you for today?

USER: Could you please help me with finding a flight ticket on the route DEN to DFW?

ASSISTANT: Yes, I can help you. Can you share me your travel dates?

USER: I would like to take off on 11/25 and return on 11/27.

ASSISTANT: Ok, give me a moment.

USER: Sure, take your time.

ASSISTANT: Sorry to inform you that there is no flight found on your requested dates.

USER: That's ok, I will find an another alternate way to complete my trip.

ASSISTANT: Thank you for reaching our agency.

USER: Anyways, thank you for the information.