You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you?

USER: I am Paul Rodriguez, want to travel from BOS to PHL. Can you please help me?

ASSISTANT: Sure, I am pleased to help you.

USER: Thanks.

ASSISTANT: Kindly mention your depart and return dates.

USER: My travel dates are from 02/17 to 02/19.

ASSISTANT: Please let me know your depart and return time preference.

USER: I am looking for morning flight when I am departing from my location.

ASSISTANT: Sure, which class do you prefer?

USER: No, I am fine with any class.

ASSISTANT: Do you have any other preference?

USER: No.

ASSISTANT: Thanks for sharing your details, we are unable to provide flight in between your journey routes.

USER: OK.

ASSISTANT: Thank you for reaching us.

USER: Thank you.