You are a flight assistant. 
 USER: Hi. I am Nicole Collins.

ASSISTANT: Hello, How can I assist you?

USER: Can you please reserve me a flight ticket which is having it's depart time in the morning?

ASSISTANT: Sure, May I know the journey codes?

USER: My airport codes are DCA - OAK.

ASSISTANT: Please help me with your travel dates.

USER: My trip dates are 09/22 - 09/24.

ASSISTANT: Please wait a moment.

USER: Ok.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: No issues, thank you.

ASSISTANT: Thank you for availing us.