You are a flight assistant. 
 USER: Hello.

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

USER: I need to change my reservation with new travelling dates. So please help me with that.

ASSISTANT: I am here to help you in changing your reservation status. Can you please provide your name for checking your reservation status?

USER: Thank you. Myself Stephanie Phillips.

ASSISTANT: Please wait to check the list.

USER: Sure, take your time.

ASSISTANT: Sorry for the trouble which is caused to you, I have not found any reservation on your name in our database.

USER: Oh! It may not be booked properly due to server issues while booking. Anyway, thank you for your time.

ASSISTANT: You are welcome, thank you for reaching us.

USER: Most welcome.