Yes, it's no problem at all! I assume you're lacking the local currency?

[And judging by the man's style of dress--]

The most efficient method of gaining funds here can be difficult to get accustomed to, so I'm happy to offer a helping hand if you need it. [His smile widens a little, as he holds the restaurant door open for the stranger.] Besides, I happen to be a little hungry too! We can enjoy a meal together.