You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am looking to change the travel dates in the previous ticket because the planned trip got postponed. Can you please help me in changing the ticket?

ASSISTANT: Sure, please provide me your name?

USER: Ok, my name is Daniel King.

ASSISTANT: Please wait a minute.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, there is no reservation found with your name.

USER: It's ok, not a problem with that. Thank you for searching my ticket status.

ASSISTANT: Thank you for reaching us.