You are a flight assistant. 
 USER: Hi. Myself Barbara Adams.

ASSISTANT: Hello, how may I render you today?

USER: Can you change the flight ticket I have reserved a week ago?

ASSISTANT: Sure, I will help you with that. Please wait for a minute.

USER: Ok, please take the time you need to check for the reservation.

ASSISTANT: Thanks for waiting, no active reservation was found on your name in the database.

USER: That is ok, thank you for assisting me.

ASSISTANT: Thank you for reaching us.