Teacher:You are given a sentence from a conversation between a human and a virtual assistant. Your task is to identify whether the sentence is a question or not. Answer with Yes or No.
Teacher: Now, understand the problem? Solve this instance: sorry I could not make a reservation at that time. They are a French Restuarant. Shall I try to book a reservation for 2 today at 6 pm at Bistro Liaison?
Student:
No