You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I want to go for shopping in LAX can you please book me a ticket from DCA to LAX?

ASSISTANT: Can I know your travel dates?

USER: My travelling dates are 07/12 and 07/14.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: The flight 1011 of AA airlines is available on your requested dates. The price is 200 and with 1 connection.

USER: ok, you can proceed.

ASSISTANT: Shall I book the ticket?

USER: Ok.

ASSISTANT: Can I know your name for booking the ticket?

USER: Thank you for your help. My name is Alexander Edwards.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Welcome.