You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am planning to visit Houston, can you please book me a ticket from EWR to IAH?

ASSISTANT: Sure, Is there any class preferences?

USER: No, I don't have any class preference.

ASSISTANT: Ok, May I know your travelling dates?

USER: I want to depart on Jan 22 and would like to return on Jan 24.

ASSISTANT: Ok, may I know your name?

USER: My name is Donald Gonzalez.

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

USER: I need one stop over on this route.

ASSISTANT: Thank you for providing details, we found a connecting flight in 1010 Delta plane with a fare of 100. Can I proceed for booking in economy class?

USER: That's ok for me. Please book my ticket with this airlines.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for opting us.