You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Please help me to book a flight ticket with normal cost airline from NY to attend a client meeting in FL.

ASSISTANT: Sure, may I know your name please?

USER: I am Mary Green.

ASSISTANT: Now share your travel dates please?

USER: I want to depart on Jan 6th and my return date will be on Jan 8th.

ASSISTANT: May I know your airline preference please?

USER: I already mentioned above.

ASSISTANT: Do you have any other preferences?

USER: I want to return in the afternoon.

ASSISTANT: Sorry presently there no flights available in the normal-cost airline.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you.