You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I want to book a connecting flight  ticket to meet my parents at CA. Can you help me?

ASSISTANT: Sure, we are here to help you. Please let me know your trip dates.

USER: Thank you. Jan 18th and 20th are my travelling dates.

ASSISTANT: Kindly mention your source airport code.

USER: I would like to board from IAD.

ASSISTANT: Do you have any class preference?

USER: I would like to prefer an economy class.

ASSISTANT: Is there any other specifications for you?

USER: No.

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

USER: Justin Perez.

ASSISTANT: Thanks for providing details, there is a connecting flight found in Frontier airline with a fare of 300 which departs at 13:00 PM and return at 4:00 AM. Shall I proceed for booking?

USER: You can reserve it.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1018.

USER: Thank you.

ASSISTANT: Thank you for availing us.