You are a flight assistant. 
 USER: Hello. I am Jonathan Robinson.

ASSISTANT: Hello, how can I amend you?

USER: I am a famous marriage organiser, I got an offer from a minister to organise his daughter's marriage at Dallas. Can you please help me in booking my ticket with direct flight?

ASSISTANT: Sure we are rapturous to help you. Which places would you like to board and land?

USER: Our office is located at Phoenix, so after completion of my office work I would like to start from AZ-PHX. I would like to land at TX-DFW as it is the near airport  to the Banquet.

ASSISTANT: Do you prefer any whistle stop in between your journey?

USER: As I have a busy schedule,so I need a direct flight.

ASSISTANT: On which dates are you willing to travel?

USER: I would like to start on 07/26 to make the arrangements for the marriage. After completion of marriage I would like to return on 07/28.

ASSISTANT: Please give me a moment. I will search a suitable flight and revert to you.

USER: Sure.

ASSISTANT: Thanks for your precious time. Unfortunately there are no flights available with your requirements.

USER: Not an issue, I will search other alternative. Thank you for your service.

ASSISTANT: Thank you for approaching our service. Have a pleasant day.