You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I hand help to you?

USER: I have to go DCA for my film shooting purpose, can you please book a flight ticket from PHL?

ASSISTANT: Yes, I can help you.

USER: Thanks.

ASSISTANT: Can you please help me in providing your travelling dates?

USER: My departure date is 08/08 and please book my return ticket also on 08/10.

ASSISTANT: Please provide your name for further proceeding.

USER: Sure, my name is Jacob Parker.

ASSISTANT: I am sorry that, I am unable to find any flight on your trip dates to book your ticket. Thank you for your time in reaching us .

USER: Oh! It's ok no problem, I will go with another airline. Thank you for your information.

ASSISTANT: Welcome.