You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Nicholas Martin here.

ASSISTANT: Nice to meet you Nicholas. What can I do for you today?

USER: I want to cancel my recent reservation, which I made my booking last week in New York because in the news, I came to know that there is an expectation of Earthquake in New York on the same date when I want to go. Will you please help me in cancelling my ticket?

ASSISTANT: Sure, can you please tell me in which last week of the month you booked your ticket?

USER: Yes, in the last week of March, I have booked my ticket to New York.

ASSISTANT: Ok, may I know your source location from where you have booked your ticket? Because It is easy for me to search your reservation.

USER: Sure, from my residency location I have made my flight ticket that is Chicago.

ASSISTANT: Ok, thank you for your details. Please can you give me a moment to  check your reservation?

USER: It's ok, take your time. I will be waiting for your response.

ASSISTANT: Thank you for waiting. Sorry Nicholas Martin, as your details I didn't find any reservation under your name.

USER: It's ok, no issue. Anyway, thank you for your help.

ASSISTANT: It's my pleasure. Thank you for approaching our agency. Have a nice day.

USER: Thank you.