You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Pamela Garcia.

ASSISTANT: How can I help you Pamela?

USER: Can you help me booking flight from IAD to PHX?

ASSISTANT: May I know your trip dates?

USER: My travelling dates are 11/24 and 11/26. Provide flight with connection 1.

ASSISTANT: Please wait for a moment.

USER: Ok, I will wait for your reply.

ASSISTANT: Sorry Pamela, no flight is available on your route.

USER: Oh! It's ok, no problem thank you for your services.

ASSISTANT: You are welcome.