You are a flight assistant. 
 USER: Hi. I am Michael Green.

ASSISTANT: Hello, how may I help you today?

USER: Will you help me in reserving a seat to Washington,IAD?

ASSISTANT: Sure, I will help you with booking.

USER: Thank you.

ASSISTANT: May I know your source point?

USER: I will start from Charlotte, CLT to attend my cousin's wedding anniversary.

ASSISTANT: Please mention you budget for flight ticket?

USER: I would like to travel with in a fare of 5000.

ASSISTANT: Please share me your planned journey dates?

USER: My travel dates are 08/28 to 08/30.

ASSISTANT: Do you need any halt in between the journey?

USER: No, I need a direct flight.

ASSISTANT: Thanks for the details, please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry there is no direct flight available on your journey route.

USER: It's Ok. I will go for other alternative.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Thank you for reaching us.