You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I want to travel from EWR to IAH for my business meet, can you please help me out with that?

ASSISTANT: Sure, can you please help me with your travel dates?

USER: Thank you for accepting my request, my departure is on Aug 21 and please book my return ticket on Aug 23.

ASSISTANT: May I know your name please for booking purpose?

USER: Sure, my name is Karen Johnson.

ASSISTANT: Do you have any connection preference?

USER: Yes, I will prefer single connection.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: I found an economy class in Spirit airlines with fare 100 and it has single connection. Can I book your ticket?

USER: I am ok with this flight, you can proceed with booking now.

ASSISTANT: Ok, your booking is confirmed with flight number 1003.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.

USER: Welcome.