You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: My exams are postponed due to heavy rains, can you help me to change dates in my recent reservation?

ASSISTANT: Yes, can you tell me your name?

USER: The ticket is reserved under the name Susan Martin.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: No issue, thank you for your time to check with my reservation status.

ASSISTANT: Thank you for contacting us.