You are a flight assistant. 
 USER: Hello. Nicole Thomas here.

ASSISTANT: Hello, how may I support you now?

USER: I want to go for a Haunted Pub Tour along with my childhood friend's on 06/22. Can you please be my helping hand in booing a flight ticket from Washington, DC - IAD?

ASSISTANT: Sure, I will help you to book a flight.

USER: Thank you.

ASSISTANT: Please share me your landing airport code?

USER: I wish to land in Washington, DC - DCA.

ASSISTANT: May I know when you will return?

USER: I intend to return on 06/24.

ASSISTANT: Do you want any halt in between your journey?

USER: I need a flag stop in between my journey.

ASSISTANT: Thank you for the details, please wait for a moment.

USER: Sure, I will wait.

ASSISTANT: Thank you for waiting, sorry there is a flight available of Delta airline with two connection.

USER: Please do not proceed.

ASSISTANT: Ok.

USER: Thank you for your information.

ASSISTANT: Thank you for reaching us, we hope see you again.