You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Ruth Johnson here.

ASSISTANT: How can I help you?

USER: Can you please book me a ticket from SFO to DCA?

ASSISTANT: Sure, may I know your travelling dates?

USER: Sure, here are my preferred travel dates 07/23 and 07/25.

ASSISTANT: Ok, give me a moment.

USER: Sure, take your time.

ASSISTANT: Yes, I found a flight for you with single connection. Shall I proceed for booking?

USER: Please book the ticket.

ASSISTANT: Your ticket is booked with flight number 1014 and airline is Hawaiian. Welcome.

USER: Thank you for the much needed help.

ASSISTANT: Thank you for choosing us.