You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I'm Pamela Hernandez.

ASSISTANT: Ok.

USER: I want to attend a meeting in DCA, can you help me in booking a ticket from LAS?

ASSISTANT: Sure, will you provide your travelling dates?

USER: My travel dates are from 04/30 to 05/02.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: thanks for waiting.As per your request the flight is available. The flight number is 1009 with price 100 and the connections 2. Shall I proceed for booking?

USER: Sorry, I need a flight with only 1 connection.

ASSISTANT: There is no flight available with connections 1.

USER: It's fine. Thank you for your help.

ASSISTANT: Thanks for reaching us.Have a nice day.