You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Myself Rebecca Anderson.

ASSISTANT: Ok.

USER: Due to some problems I am unable to travel in flight so can you please cancel my flight ticket?

ASSISTANT: Sure, I am here to help you with that reservation cancel.

USER: Thank you for your positive response.

ASSISTANT: Rebecca Anderson, I found your reservation with your name. would you like to cancel your reservation?

USER: Sure, please cancel.

ASSISTANT: Rebecca Anderson, your reservation is cancelled successfully.

USER: Thank you for your service.

ASSISTANT: You are welcome, thank you for reaching our agency.