You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I would like to meet my childhood friend after a long time in Washington, So I would like to book a flight ticket. Can you help me?

ASSISTANT: Sure, I would be happy to help you. Let me know when your willing to travel?

USER: My journey dates are 06/20 and 06/22.

ASSISTANT: Can you provide me your take of and landing point?

USER: My airport codes are DEN-DCA.

ASSISTANT: Do you need any halts in between your journey?

USER: I need halt in my journey.

ASSISTANT: May I know your name?

USER: Steven Phillips here.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: We found Hawaiian airline with connecting flight under fare of 100 and number 1018. Shall I proceed for booking?

USER: Go ahead.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you so much.

ASSISTANT: Thanks for approaching us.