You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I serve you today?

USER: Can you please book a flight on the name of James Clark from Oakland on July 8th?

ASSISTANT: Sure, may I know your airport codes?

USER: My airport codes are OAK - DFW.

ASSISTANT: Can you please share your arrival date with us?

USER: I am willing to return on 10th of July.

ASSISTANT: Do you need any halt in between journey?

USER: Yes, I need it.

ASSISTANT: How much can you afford for flight ticket?

USER: I can afford up to 500.

ASSISTANT: Ok, which class do you prefer either economy or business?

USER: I am comfortable with any class.

ASSISTANT: Can you please mention your departure and return time?

USER: I am okay with any time.

ASSISTANT: Please be on hod.

USER: Sure.

ASSISTANT: We found a connecting flight of fare 200 with airline Southwest and number is 1013. Can you help me in that?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you.

ASSISTANT: Thank you.