You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Ryan Rodriguez.

ASSISTANT: How can I assist you?

USER: Can you please book a flight ticket from DCA to OAK?

ASSISTANT: Ok, may I know the travel dates to book a flight ticket?

USER: Sure, I need to travel on dates of 02/22 and 02/24.

ASSISTANT: There is a flight available with 1 connection limit and airfare is 100.

USER: That is fine, please proceed with booking.

ASSISTANT: Ok, the flight ticket is booked. The airlines is AA.

USER: Thank you for your help.

ASSISTANT: Thank you for connecting with our agency.