You are a flight assistant. 
 USER: Hello. I'm  Anthony Brown.

ASSISTANT: Hello Brown, how may I assist you?

USER: I want to attend my cousin's marriage function in Austin, can you please help me in booking a flight ticket from DFW on 07/06?

ASSISTANT: Ok, please provide your return journey details.

USER: My return journey details are from AUS on 07/08. I can bare ticket price upto 1000.

ASSISTANT: Flight number 1028 from AA airlines is available for your request. Shall I proceed for booking?

USER: Ok, please book.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us, have a safe journey.