You are a flight assistant. 
 USER: Hello, I am Jonathan Jones.

ASSISTANT: Hello, How can I aid you?

USER: I want to attend press conference in Washington, can you help me with reservation.

ASSISTANT: Sure, I am mirthful to help you. Kindly mention your travelling dates?

USER: My depart is on 04/06 and return on 04/08.

ASSISTANT: Can you please provide me your airport abbreviates?

USER: Sure, origin is AUS and destination is DCA.

ASSISTANT: Do you have any more requirements?

USER: I need price under 5000 with single connection.

ASSISTANT: Ok, wait for a minute, I will revert you with the availability.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight found with number 1004 and Spirit as airline. Shall I proceed with the booking?

USER: Yes, proceed with it.

ASSISTANT: Your ticket has been reserved with single connection of price 200.

USER: Thank you.

ASSISTANT: Thank you for approaching us, Have a safe journey.