You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Michelle Wright here. I am planning to book my ticket from IAD to ATL. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, I am here to help you. May I know your travel dates?

USER: My planned travel dates are from July 23 to July 25.

ASSISTANT: Ok, may I know your preferences?

USER: I need a connecting flight in my journey.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Flight-1023 is available in Delta airlines and the ticket fare is 100 only. Is that ok for you?

USER: Yes, please proceed with that flight ticket booking.

ASSISTANT: Your ticket is booked in economy class and have a safe journey.

USER: Thank you for helping me.

ASSISTANT: You are welcome and thank you for choosing us.