You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you for the day?

USER: Can you please help me in booking a flight ticket from LAS to ATL?

ASSISTANT: Sure, may I know your travel dates?

USER: My journey dates are on Aug 18th and 20th.

ASSISTANT: Do you have any connection limit?

USER: Yes, I prefer a flight with single connection.

ASSISTANT: Are there any other preferences?

USER: I don't have any other preferences.

ASSISTANT: May I know your name?

USER: My name is Samuel Jackson.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: We found an airline Southwest with flight 1000 having a fare 200 with connecting flight. Shall I proceed with booking?

USER: Ok, proceed with the booking.

ASSISTANT: Your booking has been processed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.