You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: My name is Amy Gonzalez. I need to book a flight ticket from ATL to IAH. Please help me in booking a flight ticket.

ASSISTANT: Sure, please share your planned travel dates.

USER: My journey date are from 03/03 to 03/05.

ASSISTANT: Which class do you prefer?

USER: I am comfortable with any class.

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

USER: I need to depart in the afternoon.

ASSISTANT: Are you fine with a connecting flight?

USER: Yes, I need a single connecting flight.

ASSISTANT: Sorry we don't have any flight available which departs in the afternoon.

USER: Nothing to worry. Thanks for letting me know.

ASSISTANT: Thank you for reaching us.