You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Myself Shirley Roberts. For some personal reasons I want to change my reservation, can you please help me?

ASSISTANT: Give me a moment, let me check your details. I found a reservation with your details, can I know your further details?

USER: Yes, I want a ticket from JFK to OAK.

ASSISTANT: Can I know your dates of journey?

USER: I want to travel from 01/04 and 01/06 dates.

ASSISTANT: Basis on your details, I got a flight with flight number 1000. Can I proceed.

USER: Sure, please proceed it.

ASSISTANT: Your ticket was confirmed.

USER: Thank you so much.

ASSISTANT: You are welcome.