You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Raymond Davis here.

ASSISTANT: Good afternoon Davis. How may I guide you?

USER: I would like to visit the Mount Rainier National Park in Washington and also planned to meet my friends there. Can you please help me for booking the flight ticket?

ASSISTANT: So nice of you Davis. Yes, I can help you in that. Can I know your trip dates please Davis?

USER: My departure date is 10/13 and return date is 10/15.

ASSISTANT: Can I know your travelling airport codes please?

USER: My airport codes are from EWR to DCA. Make sure my connections limit is 1.

ASSISTANT: Please wait for a while to check it.

USER: Ok.

ASSISTANT: Yes, thank you for your patience. Luckily there is a Spirit airlines with a ticket fare of 200 on your dates. Is it suitable for you to travel?

USER: That's perfect.Please proceed for booking the ticket.

ASSISTANT: Your ticket is confirmed with 1007 plane number Davis.

USER: Thank you for helping me.

ASSISTANT: Thank you for your time in contacting us an please share your feed that you get a message from our site after this conversation.

USER: Ok.Thank you for that.

ASSISTANT: You are welcome.