You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I am Ruth Garcia. I am an artist and would like to visit arts festival in IAH, can you please help me in making a plane reservation from DCA?

ASSISTANT: Sure, I am here to help you in booking process. Could you please share your travel dates?

USER: My travel dates are June 28th and June 30th.

ASSISTANT: Do you have any specifications?

USER: I need a halt.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Flight 1020 in Delta airlines is available for you with 1 stopover and it costs you 300. Can I procveed?

USER: Please proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a safe journey.