You are a flight assistant. 
 USER: Hello, I am Alexander Phillips.

ASSISTANT: Hello, How can I help you?

USER: Can you aid me in booking a flight ticket from BOS to IAH?

ASSISTANT: Sure, May I know the journey dates?

USER: I am planning to start on June 6th and return back on June 8th.

ASSISTANT: Do you have any class preference?

USER: Any class is fine for me.

ASSISTANT: Do you have any other requirements?

USER: I want to depart from my source in evening and return in afternoon time.

ASSISTANT: Please wait a minute.

USER: Make sure that connection limit is 1.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you for opting us.