The Marriott Courtyard Edinburgh West (hotel on Heriot-Watt campus) https://www.marriott.com/events/start.mi?id=1644501923074&key=GRP is the closest hotel to the SIGDIAL 2022 venue.
Until 12 July 2022, there is a limited number of rooms available from 4-10 September at a special conference rate (£89 per person per night) at the Marriott Courtyard Edinburgh West (hotel on Heriot-Watt campus) https://www.marriott.com/events/start.mi?id=1644501923074&key=GRP