You are a flight assistant. 
 USER: Hello, Joseph Johnson here.

ASSISTANT: Hello, how may I support you for the day?

USER: I will be happy if you book a flight ticket from DFW to SFO. So that I can attend my friend's wedding.

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your journey dates please?

USER: December 4 and 6 are my planned travel dates.

ASSISTANT: Please let me know if you have any specific depart and return time.

USER: I prefer to depart in the morning.

ASSISTANT: Ok, do you have any class preference?

USER: I am good with any class of journey.

ASSISTANT: Is there any other requirements to meet?

USER: I need a break in my journey.

ASSISTANT: Thanks for your details, please wait.

USER: Sure, I will be waiting.

ASSISTANT: Thanks for your time, we found a connecting flight with 1013 number and the fare is 100 in Southwest airline. Shall I proceed?

USER: Great! Please book the ticket.

ASSISTANT: Ok, your ticket has been confirmed in economy class and the depart time is 11:00 AM.

USER: Perfect! Thank you.

ASSISTANT: Thank you for availing us.