You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I would like to travel from IAH to BOS as a holiday trip. Can you do the reservation?

ASSISTANT: Sure, I will help you. May I know your good name?

USER: Kimberly Nelson here.

ASSISTANT: Can I have your planned journey dates?

USER: My trip dates are 07/28 and 07/30.

ASSISTANT: Let me know your connection limit.

USER: I need break in my journey.

ASSISTANT: Which class would you prefer for your journey?

USER: I am comfortable with business class.

ASSISTANT: Do you have any other requirements?

USER: Departure time should be evening.

ASSISTANT: Give me a minute, I will let you know the flight availability.

USER: Sure.

ASSISTANT: Thank you for your time, there were no flights available that matches your requirements.

USER: No problem, Thanks for the information.

ASSISTANT: Thank you for reaching us.