You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I render you?

USER: I am Linda Thomas. I need to book a direct flight because we need to attend the conference meeting urgently. Could you please help me in booking a ticket from  BOS to AUS?

ASSISTANT: Sure, can you provide me your travelling dates for booking purpose?

USER: My travelling dates are 04/13 and return on 04/15.

ASSISTANT: May I know your fare limit?

USER: Price should not exceed 1000.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: We found direct UA airline with fare of 300 and number 1003. Shall I confirm it?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for helping me in booking a direct flight.

ASSISTANT: Thanks for choosing us.