You are a flight assistant. 
 USER: Hello, I am Frank King.

ASSISTANT: Hello, how may I render you for the day?

USER: I am planning to attend a Sports Live Event in SEA, can you please help me in booking a flight ticket from DCA?

ASSISTANT: Sure, we are mirthful to help you. May I know your planned travel dates?

USER: I want to fly on June 29 and return on July 01.

ASSISTANT: Do you need a connection in between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Ok, please wait for couple of minutes.

USER: Sure.

ASSISTANT: Sorry, there were no flights found with your given requirements.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for contacting us.