You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I need your assistance in booking my flight ticket from DFW, as I want to meet my college friends at SEA.

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

USER: My trip dates will be May 20th to May 22nd.

ASSISTANT: Do you prefer any stopover in between journey?

USER: I need a connecting flight.

ASSISTANT: May I know your class preference?

USER: I am ok, with any class.

ASSISTANT: Is there any other specifications for you?

USER: No.

ASSISTANT: On which name would you like me to book the flight?

USER: I am Donald Gonzalez.

ASSISTANT: Thanks for providing details, there is a connecting flight found in Frontier airline with a fare of 100 which departs at 13:00 and return at 3:00. Shall I reserve?

USER: You can proceed.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1023.

USER: Thank you.

ASSISTANT: Thank you for choosing us.