You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please book a flight from EWR to DTW?

ASSISTANT: Sure, we are happy to help you. Can you please let me know your travelling dates?

USER: Sure, I want to depart on July 31 and need to return on Aug 2.

ASSISTANT: Do you have any connection limit?

USER: Yes, I am looking for a flight with single connection.

ASSISTANT: May I know your class preference?

USER: I am comfortable with any class.

ASSISTANT: Is there any other specifications for you?

USER: My depart time must be in the afternoon.

ASSISTANT: Can I have your good name?

USER: My name is Charles Adams.

ASSISTANT: Thanks for providing details, we found a connecting flight in Hawaiian airline with a fare of 200 and the flight number is 1003. Shall I proceed for booking?

USER: Ok, please proceed.

ASSISTANT: Ok, your ticket is reserved in an economy class. The depart time is at 19:00 PM and return time is at 20:00 PM.

USER: Thank you.

ASSISTANT: Thank you for availing us.