You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What service do you need from us?

USER: I have to go Washington for attending a business meeting there, can you please book a flight ticket from DCA to DCA?

ASSISTANT: Yes, I can help you with that.

USER: Thanks.

ASSISTANT: Could you please help me with travelling dates?

USER: My departure date is 03/17 and please book my return ticket also on 03/19.

ASSISTANT: Ok, I will check the flight. In the meanwhile, can I have your name please?

USER: Sure, my name is Emma Mitchell.

ASSISTANT: Ok Emma, there is a flight Hawaiian airlines with a single connection and the price is 100. Are you fine with this?

USER: I am ok with this airline, please proceed.

ASSISTANT: Ok, I have booked your ticket with the flight number 1013.

USER: Thank you for your service.

ASSISTANT: You are welcome.