You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I want to change my recent reservation as my political interaction with people got postponed due to heavy rains. Can you help me to change my reservation?

ASSISTANT:     Sure, please provide your good name to check the reservation in the reservation list.

USER: Patrick Miller here.

ASSISTANT: Please wait for a while, I will check the reservation list and revert to you.

USER: Sure.

ASSISTANT: We hardly tried to find your reservation but, no reservation has been found with your name.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us with a query.

USER: Thanks for your help.