You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: I am Betty Thomas, can you help me in booking my flight ticket to LAX from BOS?

ASSISTANT: Sure, on what dates are you planning to travel?

USER: I would like to travel from Mar 8 to Mar 10.

ASSISTANT: Please let me know your class preference.

USER: I am comfortable with any of the class.

ASSISTANT: Please let me know if you need a connection in between your journey.

USER: I need a connecting flight for my journey.

ASSISTANT: May I know your preferable timings to travel?

USER: I need a flight which departures and have a return journey in the afternoon.

ASSISTANT: Ok, please wait for a minute.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, there were no flights found with your given requirements.

USER: Not a problem, anyways thank you for the information.

ASSISTANT: Thank you for approaching us.