You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I best serve you?

USER: Yesterday, I made a reservation to travel Boston with a direct flight, but your agent misplaced it with a connecting flight. So, I need to change my reservation. Can you help me?

ASSISTANT: Sure, I can change your reservation right now.

USER: Thanks for your response.

ASSISTANT: Before that I need to know your good name please?

USER: Ok, Mary Allen is my name.

ASSISTANT: Ok, Please stand by I will check and revert to you.

USER: Sure, take your own time.

ASSISTANT: Sorry to say that there is no active reservation found on your name to change it.

USER: It's ok, I will check with another airlines. May be it will reserved there. Thanks for your response.

ASSISTANT: Thanks for consulting us, wish you a great day.