You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: I am Amy Hernandez want to book a flight ticket from DFW to LAX. Can you help me out?

ASSISTANT: Sure, when are you planning to start and return on?

USER: My travelling dates are from May 26 to May 28.

ASSISTANT: Do you need a connecting flight?

USER: Yes, I need.

ASSISTANT: In which class do you want to fly?

USER: I am comfortable with any class.

ASSISTANT: At what time do you want depart and return on?

USER: My return time is evening.

ASSISTANT: Thank you for your details, there is a flight 1007 in Delta airline which is in Delta airline. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been confirmed with a evening flight while returning.

USER: Thank you.

ASSISTANT: Thank you.