You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I be of your helping hand?

USER: I am a traveller and would like to explore the new place in Phoenix, unfortunately I met with an leg injury.So I am not able to visit the place. Can you please help me in cancel my recent flight ticket?

ASSISTANT: Sure, may I know your name please?

USER: You can check the reservation with the name of Eric Green.

ASSISTANT: Wait a while.

USER: Sure, I will be waiting for your quick response.

ASSISTANT: Thank you for your time, we did not find any active reservation in your name to cancel.

USER: Oh! might be my friend has cancelled it before.Any ways thank you for your information.

ASSISTANT: Thank you for reaching us.