You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Please cancel the reservation with the name of Samuel Lopez, as my trip got cancelled due to heavy rains at the destination.

ASSISTANT: Sure, we are here to assist you.

USER: Thank you.

ASSISTANT: Please give me a minute, I will check with the reservation list and revert to you.

USER: Ok, take your time.

ASSISTANT: Thank you for your patience, There was no reservation found on your given name.

USER: Fine, thank you for your kind information.

ASSISTANT: Thank you for contacting us.