You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me in booking a flight ticket from ATL to OAK to attend a music festival?

ASSISTANT: Sure, I can do that for you. Please let me know your travel dates.

USER: My planned journey dates are Nov 23 and Nov 25.

ASSISTANT: Ok, do you have any specifications?

USER: My return time should be evening.

ASSISTANT: May I know your name?

USER: My name is Melissa Phillips.

ASSISTANT: Flight-1010 is available in Southwest airlines having single connection and the ticket fare is 100 only. Is that ok for you?

USER: No, I prefer normal cost airline. Do not proceed.

ASSISTANT: I am sorry, no flight available as per your requirements.

USER: Ok, no problem. Thank you for the information.

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