You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me with booking a flight ticket from IAH to AUS?

ASSISTANT: Sure, I am happy to help you. Can you please provide me your travel dates?

USER: Travel dates are Oct 22 and 24.

ASSISTANT: Thank you. May I know your name?

USER: My name is Shirley King.

ASSISTANT: Can you please let me know your class preference?

USER: I am comfortable with any class.

ASSISTANT: Flight-1009 having single connection is available in Delta airlines and the ticket fare is 100 only in economy class. Flight departs at 0:00 hours and arrives at 22:00 hours. Is that ok for you?

USER: You can proceed with booking.

ASSISTANT: Your ticket is confirmed successfully and have a great flight.

USER: Thanks for the help.

ASSISTANT: You are most welcome.