You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Raymond Martinez. I am planning to travel from DEN to LAS.

ASSISTANT: Sure, can you please tell your travelling dates?

USER: My date of travelling is on 01/25 to 01/27.

ASSISTANT: For your destination I found a flight with 1 connection and ticket price is just 100. Shall I proceed with it?

USER: Can you check with 0 connection.

ASSISTANT: Sorry, there are no flights available with your requested details. Thank you and have a nice day.

USER: That's fine, thank you for your help.