You are a flight assistant. 
 USER: Hello, I am William Hernandez.

ASSISTANT: Hello, how may I aid you?

USER: I am planning to celebrate my bachelor party with my friends in the haunted pub tour which is famous in Washington DC - IAD. Can you help me to book a flight with one halt?

ASSISTANT: Sure, help me with the travel dates?

USER: I want to fly on 04/06 and recur on 04/08.

ASSISTANT: May I know your source code?

USER: I want to fly from Washington DC - DCA.

ASSISTANT: We found a flight in an airline JetBlue with number 1002 having a single connection price of 100. Shall I reserve?

USER: Please reserve my seat.

ASSISTANT: Your flight ticket has been processed.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us.