You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Betty Young.

ASSISTANT: How can I help you?

USER: Can you help me in booking a ticket from AUS to IAD?

ASSISTANT: Sure, may I know your travelling dates?

USER: My planning dates are from 05/01 to 05/03.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: There is a flight with number 1000 in airline Southwest, the fare is 100 with 1 connection.

USER: Please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.