You are a flight assistant. 
 USER: Hi. I am Lisa Roberts.

ASSISTANT: Hello, how can I be your helping hand?

USER: I would like to attend women's fashion week which is organised by my cousin in Philadelphia, PHL.

ASSISTANT: Ok.

USER: Can you help me in my booking?

ASSISTANT: Sure, help me with your travelling dates.

USER: My journey dates are from 01/10 to 01/12.

ASSISTANT: From where would you like to start your trip.

USER: My origin is DEN.

ASSISTANT: Do you have specifications?

USER: I need a halt in my journey. I can pay up to 200.

ASSISTANT: Please, wait for a while.

USER: Ok.

ASSISTANT: Unfortunately, there is no flight available with your price rage.

USER: Not an issue, thank you for quick response.

ASSISTANT: Thank you for approaching us.