You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What assistance do you need from us?

USER: Actually my IIT Conference is post postponed, I want to cancel my recent reservation. Can you help me?

ASSISTANT: Sure, I am glad to help you in ticket cancellation process.

USER: Thank you.

ASSISTANT: On whose name you have reserved your previous ticket?

USER: Yes, the reservation is done under the name of Michelle Davis.

ASSISTANT: Ok, I will check your ticket status and let you know. When I checked your ticket status, I didn't found any reservation on your name to cancel.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: You are welcome. Thank you for choosing our travel agency.