You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am looking to modify my travel dates because the dates of an examination was postponed. Can you please help me to modify the details?

ASSISTANT: Sure, I will help you with this. Could you please provide your name to check your reservation status?

USER: Thank you for accepting my request. My name is Amy Edwards.

ASSISTANT: Wait a moment please.

USER: Ok, take your time.

ASSISTANT: Amy Edwards, there is no active reservation found under your name in our database.

USER: It's ok, not a problem with that. Anyways thank you for checking the ticket status.

ASSISTANT: Thank you for contacting us.

USER: You are welcome.