You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I am Robert Lee. I would like to book a ticket from 10/03 to 10/05, as I am going for a holiday trip with my family to Washington.

ASSISTANT: Sure, can I have your airport codes please?

USER: And my airport codes are from MSP to DCA. With 1 connection and price limit is to be 200.

ASSISTANT: Ok, please wait I will get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, flight: 1021, airline: Delta, price: 100 with single connection. Shall I proceed?

USER: Ok, proceed.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thanks for opting us, have a safe journey.