You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am Emma Baker from Houston. I need your help in booking of a flight ticket from HOU to AUS for an important business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, I am glad to help you. Could you please share your travel dates?

USER: Thank you for your positive response, I want to take off on 10/24 and please confirm my return ticket also on 10/26.

ASSISTANT: Sorry, there are no flights found on your preferable travel dates.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Thank you for contacting us, have a nice day.