You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, welcome to airlines flight booking agency. How may I assess you?

USER: I have planned to go for IAH, unfortunately my home got outburst so I cannot complete my trip. Can you please cancel my recent reservation?

ASSISTANT: Sorry to hear that, but we are here to help you. May I know your name for finding your ticket?

USER: Can you please search my ticket on name Sarah Rodriguez.

ASSISTANT: Sarah, we could not found any ticket based on your name in our data base. I think it was previously cancelled or may not confirmed your ticket.

USER: Ok, not an issuse. Thank you for your help.

ASSISTANT: Our work it to help you, have a great day Sarah.