You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you help me to book a flight ticket from PHX to AUS?

ASSISTANT: Sure, I can do that for you. May I know your travel dates?

USER: Ok, please book for the dates Aug 22 and 24 respectively.

ASSISTANT: Ok, please provide me your class preference.

USER: No class preference.

ASSISTANT: May I know your name?

USER: Ok, please can you book on the name Mary Johnson?

ASSISTANT: Ok, may I know your departure and arrival time?

USER: Ok, book a return flight during the evening timing.

ASSISTANT: Ok, please wait for a while.

USER: Ok, I will wait for your response. Please make sure to book a connecting flight.

ASSISTANT: Flight-1011 is available in Hawaiian airlines as per your requirements and the ticket fare is 300 only. Can I book the ticket for you?

USER: Ok, please a ticket.

ASSISTANT: Your ticket is booked in economy class. Flight departure time is at 14:00PM and arrival time is at 21:00PM.

USER: Ok, thank you for the aid.

ASSISTANT: You are most welcome and have a safe journey.