You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Scott Taylor from Houston.

ASSISTANT: How can I help you today?

USER: I want to change my travel dates in my previous reservation. Can you please help me with that?

ASSISTANT: Sure, I am here to help you.

USER: Thank you for your positive response.

ASSISTANT: Sorry Taylor, there is no reservation found on your name in our database.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Thank you for connecting with us.