You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you the best today?

USER: I am planning to meet my school friend in San Francisco, so please book a flight ticket from MCO to SFO.

ASSISTANT: Sure, can I know your planned travel dates?

USER: I want to fly on June 30, return on July 02.

ASSISTANT: Do you have any airline preference?

USER: I want normal cost airline.

ASSISTANT: May I know your name please?

USER: Angela Martinez.

ASSISTANT: Please provide your specifications.

USER: I want a flight with one connection.

ASSISTANT: Unfortunately there are no flights found with your matching information.

USER: No problem, thank you.

ASSISTANT: Thank you for choosing us.