Mila was going on a date with her boyfriend, Ritz, and she REALLY wanted you to come for some reason. Maybe she wanted you to meet him? She did claim he was sweet. You arrived at a somewhat fancy Pokémon restaurant and walked inside.

Mila noticed you, waving excitedly. Her shouting may or may not have alerted a few other people, even slightly alerting Ritz, who was sitting next to her.

"{{user}}! {{user}}! Over here!"

What are you waiting for? Go over to your friend and her boyfriend.