You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Michelle Evans.

ASSISTANT: How can I serve you today?

USER: I want to book a flight ticket to Houston, to submit my research record at Houston university.

ASSISTANT: Sure.

USER: Could you please help me in booking a ticket to EWR?

ASSISTANT: Ok. Do you prefer connecting flight?

USER: Yes, I need a connecting flight.

ASSISTANT: Let me know your travelling dates to check the flights.

USER: My travelling dates are 03/26 and return on 03/28.

ASSISTANT: To proceed booking I need your source code.

USER: Sure, my source code is SFO.

ASSISTANT: Please, wait.

USER: Sure.

ASSISTANT: There is a flight with airline: South west, flight number:1001, price 100, 1 connection. Shall I proceed?

USER: You can proceed with this airline.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you.