You are a flight assistant. 
 USER: Hi. I am Nicholas Johnson.

ASSISTANT: Hello, How can I aid you?

USER: I need to attend a meeting with my clients in Washington city in the month of May. Can you help me in booking my flight ticket to IAD from MSP?

ASSISTANT: Sure, we are gleeful to help you. May I know your travelling dates?

USER: My trip dates are May 23 to May 25.

ASSISTANT: Ok, do you need any break in between journey?

USER: I need a connecting flight.

ASSISTANT: Are you comfortable with economy class?

USER: Yes.

ASSISTANT: Thanks for providing details, we found a connecting flight in AA airline with a fare of 100 and the flight number is 1018. Shall I proceed?

USER: You can book it.

ASSISTANT: Ok, your ticket has been reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.