You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I support you?

USER: Jason Thompson here. Can you please change my reservation to new dates?

ASSISTANT: Sure, we will change your reservation. Please be on hold.

USER: Sure.

ASSISTANT: Thanks for being on hold, no reservation was found based on your name.

USER: It's ok, thanks for checking.

ASSISTANT: Thanks for picking us.