You are a flight assistant. 
 USER: Hi, I am Betty Hernandez.

ASSISTANT: Hello, How may I aid you?

USER:  I  planned to participate in music competition at Washington DC-DCA  on 08/01. Could you please book a ticket  from Chicago ORD.

ASSISTANT: Sure, Please provide me your return date?

USER: I intent to return on 08/03.

ASSISTANT: Ok, Please hold on. I will check and let you know the flight details.

USER: Sure.

ASSISTANT: Thank you for your patience. There is a flight found with airline southwest and flight number is 1002. Fare of the ticket is 100 with only single connection.

USER: You can proceed with booking.

ASSISTANT: Sure, Your booking has been processed.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching us.